Showing Results for area of a rectangle using square units : Page 3

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Slip some science into storm watching with a homemade rain gauge!

Start your toy engines -- this is going to be a fast and friction-filled race!

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

In this experiment we will be determining whether birds prefer certain colors of seed.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.